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  1. <Case studies
    History of Present Illness
    Review of Systems
    Past Medical History
    Physical Examination
    Testing
    Test Results
    Test Interpretation
    Differential Diagnosis
    Relevant Next Steps
    Question 1
    Question 2
    Question 3
    About the Case

    Young hound with a mass on the lip

    Test Results

    A fine-needle biopsy of the mass is obtained. Cytology of the mass returns and is shown.
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